| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2016 | 528 | 千吨 | 2026-9 |
| 2015 | 457 | 千吨 | 2026-9 |
| 2014 | 369 | 千吨 | 2026-9 |
| 2013 | 355 | 千吨 | 2026-9 |
| 2012 | 371 | 千吨 | 2026-9 |
| 2011 | 326 | 千吨 | 2026-9 |
| 2010 | 240 | 千吨 | 2026-9 |
| 2009 | 206 | 千吨 | 2026-9 |
| 2008 | 191 | 千吨 | 2026-9 |
| 2007 | 239 | 千吨 | 2026-9 |
| 2006 | 260 | 千吨 | 2026-9 |
| 2005 | 189 | 千吨 | 2026-9 |
| 2004 | 154 | 千吨 | 2026-9 |
| 2003 | 125 | 千吨 | 2026-9 |
| 2002 | 80 | 千吨 | 2026-9 |
| 2001 | 64 | 千吨 | 2026-9 |
| 2000 | 72 | 千吨 | 2026-9 |
| 1999 | 80 | 千吨 | 2026-9 |
| 1998 | 71 | 千吨 | 2026-9 |
| 1997 | 81 | 千吨 | 2026-9 |
| 1996 | 35 | 千吨 | 2026-9 |
| 1995 | 114 | 千吨 | 2026-9 |
| 1994 | 11 | 千吨 | 2026-9 |
| 1993 | 4 | 千吨 | 2026-9 |
| 1992 | 19 | 千吨 | 2026-9 |
| 1991 | 6 | 千吨 | 2026-9 |
| 1990 | 3 | 千吨 | 2026-9 |
| 1989 | 1 | 千吨 | 2026-9 |
| 1988 | 4 | 千吨 | 2026-9 |
| 1987 | 7 | 千吨 | 2026-9 |
| 1986 | 1 | 千吨 | 2026-9 |
| 1985 | 1 | 千吨 | 2026-9 |
| 1984 | 1 | 千吨 | 2026-9 |
| 1983 | 0 | 千吨 | 2026-9 |
| 1982 | 2 | 千吨 | 2026-9 |
| 1981 | 1 | 千吨 | 2026-9 |
| 1980 | 3 | 千吨 | 2026-9 |
| 1979 | 0 | 千吨 | 2026-9 |
| 1978 | 0 | 千吨 | 2026-9 |
| 1977 | 0 | 千吨 | 2026-9 |
| 1976 | 0 | 千吨 | 2026-9 |
| 1975 | 0 | 千吨 | 2026-9 |
| 1974 | 0 | 千吨 | 2026-9 |
| 1973 | 0 | 千吨 | 2026-9 |
| 1972 | 0 | 千吨 | 2026-9 |
| 1971 | 0 | 千吨 | 2026-9 |
| 1970 | 0 | 千吨 | 2026-9 |
| 1969 | 0 | 千吨 | 2026-9 |
| 1968 | 0 | 千吨 | 2026-9 |
| 1967 | 0 | 千吨 | 2026-9 |
| 1966 | 0 | 千吨 | 2026-9 |
| 1965 | 0 | 千吨 | 2026-9 |
| 1964 | 0 | 千吨 | 2026-9 |